Heterozygous means that an organism has two different alleles of a gene. For example, pea plants can have red flowers and either be homozygous dominant (red-red), or heterozygous (red-white). If they have white flowers, then they are homozygous recessive (white-white).
Jon Gosselin opened up to Us Weekly about working at TGI Fridays in Lancaster, Pennsylvania, explaining that he took the job because he has a passion for cooking and charity.
Jon and Kate Gosselin have 8 children. Their names are Cara, Madelyn Mady, Leah, Alexis, Hannah, Joel, Collin, and Aaden. Mady and Cara are twins, and the others are sextupl â¦ ets.   Jon Gosselin Born April 1, 1977 Dad Jon does his best to keep up with his high-energy family. Kate Gosselin Born March 28, 1975 Mom Kate is a take-charge kind of lady who keeps order.